An open-source, cross-platform game engine designed for everyone - it's extensible, fast and easy to learn.
An open-source re-implementation of RollerCoaster Tycoon 2 (RCT2), expanding the game with new features, fixing bugs and raising game limits.
A business simulation game in which players try to earn money via transporting passengers and freight by road, rail, water and air.
A free, open source cross-platform flight simulator developed by the FlightGear project since 1997.
A 2D and 3D, cross-platform, free and open-source game engine released under the MIT license.
A free, open-source sandbox game heavily inspired by the popular Minecraft game. It gradually became a platform for all sorts of gameplay settings in a voxel world.
An open-source single player classic 2D jumping run sidescroller game in a style similar to the original Super Mario games from Nintendo.
An open-source real-time strategy and real-time tactics hybrid computer game. It was originally released in 1999 for Microsoft Windows and PlayStation, and is now also available for macOS, FreeBSD, AmigaOS 4, AROS, MorphOS, Linux, NetBSD and OpenBSD.